arch/arm/boot/dts/am335x-pocketbeagle.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
   4  *
   5  * Author: Robert Nelson <robertcnelson@gmail.com>
   6  */
   7 /dts-v1/;
   8
   9 #include "am33xx.dtsi"
  10 #include "am335x-osd335x-common.dtsi"
  11
  12 / {
  13         model = "TI AM335x PocketBeagle";
  14         compatible = "ti,am335x-pocketbeagle", "ti,am335x-bone", "ti,am33xx";
  15
  16         chosen {
  17                 stdout-path = &uart0;
  18         };
  19
  20         leds {
  21                 pinctrl-names = "default";
  22                 pinctrl-0 = <&usr_leds_pins>;
  23
  24                 compatible = "gpio-leds";
  25
  26                 usr0 {
  27                         label = "beaglebone:green:usr0";
  28                         gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
  29                         linux,default-trigger = "heartbeat";
  30                         default-state = "off";
  31                 };
  32
  33                 usr1 {
  34                         label = "beaglebone:green:usr1";
  35                         gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
  36                         linux,default-trigger = "mmc0";
  37                         default-state = "off";
  38                 };
  39
  40                 usr2 {
  41                         label = "beaglebone:green:usr2";
  42                         gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
  43                         linux,default-trigger = "cpu0";
  44                         default-state = "off";
  45                 };
  46
  47                 usr3 {
  48                         label = "beaglebone:green:usr3";
  49                         gpios = <&gpio1 24 GPIO_ACTIVE_HIGH>;
  50                         default-state = "off";
  51                 };
  52         };
  53
  54         vmmcsd_fixed: fixedregulator0 {
  55                 compatible = "regulator-fixed";
  56                 regulator-name = "vmmcsd_fixed";
  57                 regulator-min-microvolt = <3300000>;
  58                 regulator-max-microvolt = <3300000>;
  59         };
  60 };
  61
  62 &am33xx_pinmux {
  63         i2c2_pins: pinmux-i2c2-pins {
  64                 pinctrl-single,pins = <
  65                         AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_INPUT_PULLUP, MUX_MODE3)      /* (D17) uart1_rtsn.I2C2_SCL */
  66                         AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT_PULLUP, MUX_MODE3)      /* (D18) uart1_ctsn.I2C2_SDA */
  67                 >;
  68         };
  69
  70         ehrpwm0_pins: pinmux-ehrpwm0-pins {
  71                 pinctrl-single,pins = <
  72                         AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_OUTPUT_PULLDOWN, MUX_MODE1) /* (A13) mcasp0_aclkx.ehrpwm0A */
  73                 >;
  74         };
  75
  76         ehrpwm1_pins: pinmux-ehrpwm1-pins {
  77                 pinctrl-single,pins = <
  78                         AM33XX_PADCONF(AM335X_PIN_GPMC_A2, PIN_OUTPUT_PULLDOWN, MUX_MODE6)      /* (U14) gpmc_a2.ehrpwm1A */
  79                 >;
  80         };
  81
  82         mmc0_pins: pinmux-mmc0-pins {
  83                 pinctrl-single,pins = <
  84                         AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE7)               /* (C15) spi0_cs1.gpio0[6] */
  85                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0)
  86                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0)
  87                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0)
  88                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0)
  89                         AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0)
  90                         AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
  91                         AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKR, PIN_INPUT, MUX_MODE4)           /* (B12) mcasp0_aclkr.mmc0_sdwp */
  92                 >;
  93         };
  94
  95         spi0_pins: pinmux-spi0-pins {
  96                 pinctrl-single,pins = <
  97                         AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT_PULLUP, MUX_MODE0)
  98                         AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_INPUT_PULLUP, MUX_MODE0)
  99                         AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE0)
 100                         AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_INPUT_PULLUP, MUX_MODE0)
 101                 >;
 102         };
 103
 104         spi1_pins: pinmux-spi1-pins {
 105                 pinctrl-single,pins = <
 106                         AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, PIN_INPUT_PULLUP, MUX_MODE4)       /* (C18) eCAP0_in_PWM0_out.spi1_sclk */
 107                         AM33XX_PADCONF(AM335X_PIN_UART0_CTSN, PIN_INPUT_PULLUP, MUX_MODE4)      /* (E18) uart0_ctsn.spi1_d0 */
 108                         AM33XX_PADCONF(AM335X_PIN_UART0_RTSN, PIN_INPUT_PULLUP, MUX_MODE4)      /* (E17) uart0_rtsn.spi1_d1 */
 109                         AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR0, PIN_INPUT_PULLUP, MUX_MODE4)        /* (A15) xdma_event_intr0.spi1_cs1 */
 110                 >;
 111         };
 112
 113         usr_leds_pins: pinmux-usr-leds-pins {
 114                 pinctrl-single,pins = <
 115                         AM33XX_PADCONF(AM335X_PIN_GPMC_A5, PIN_OUTPUT, MUX_MODE7)               /* (V15) gpmc_a5.gpio1[21] - USR_LED_0 */
 116                         AM33XX_PADCONF(AM335X_PIN_GPMC_A6, PIN_OUTPUT, MUX_MODE7)               /* (U15) gpmc_a6.gpio1[22] - USR_LED_1 */
 117                         AM33XX_PADCONF(AM335X_PIN_GPMC_A7, PIN_OUTPUT, MUX_MODE7)               /* (T15) gpmc_a7.gpio1[23] - USR_LED_2 */
 118                         AM33XX_PADCONF(AM335X_PIN_GPMC_A8, PIN_OUTPUT, MUX_MODE7)               /* (V16) gpmc_a8.gpio1[24] - USR_LED_3 */
 119                 >;
 120         };
 121
 122         uart0_pins: pinmux-uart0-pins {
 123                 pinctrl-single,pins = <
 124                         AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
 125                         AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
 126                 >;
 127         };
 128
 129         uart4_pins: pinmux-uart4-pins {
 130                 pinctrl-single,pins = <
 131                         AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT_PULLUP, MUX_MODE6)      /* (T17) gpmc_wait0.uart4_rxd */
 132                         AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_OUTPUT_PULLDOWN, MUX_MODE6)     /* (U17) gpmc_wpn.uart4_txd */
 133                 >;
 134         };
 135 };
 136
 137 &epwmss0 {
 138         status = "okay";
 139 };
 140
 141 &ehrpwm0 {
 142         status = "okay";
 143         pinctrl-names = "default";
 144         pinctrl-0 = <&ehrpwm0_pins>;
 145 };
 146
 147 &epwmss1 {
 148         status = "okay";
 149 };
 150
 151 &ehrpwm1 {
 152         status = "okay";
 153         pinctrl-names = "default";
 154         pinctrl-0 = <&ehrpwm1_pins>;
 155 };
 156
 157 &i2c0 {
 158         eeprom: eeprom@50 {
 159                 compatible = "atmel,24c256";
 160                 reg = <0x50>;
 161         };
 162 };
 163
 164 &i2c2 {
 165         pinctrl-names = "default";
 166         pinctrl-0 = <&i2c2_pins>;
 167
 168         status = "okay";
 169         clock-frequency = <400000>;
 170 };
 171
 172 &mmc1 {
 173         status = "okay";
 174         vmmc-supply = <&vmmcsd_fixed>;
 175         bus-width = <4>;
 176         pinctrl-names = "default";
 177         pinctrl-0 = <&mmc0_pins>;
 178         cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
 179 };
 180
 181 &rtc {
 182         system-power-controller;
 183 };
 184
 185 &tscadc {
 186         status = "okay";
 187         adc {
 188                 ti,adc-channels = <0 1 2 3 4 5 6 7>;
 189                 ti,chan-step-avg = <16 16 16 16 16 16 16 16>;
 190                 ti,chan-step-opendelay = <0x98 0x98 0x98 0x98 0x98 0x98 0x98 0x98>;
 191                 ti,chan-step-sampledelay = <0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0>;
 192         };
 193 };
 194
 195 &uart0 {
 196         pinctrl-names = "default";
 197         pinctrl-0 = <&uart0_pins>;
 198
 199         status = "okay";
 200 };
 201
 202 &uart4 {
 203         pinctrl-names = "default";
 204         pinctrl-0 = <&uart4_pins>;
 205
 206         status = "okay";
 207 };
 208
 209 &usb0 {
 210         dr_mode = "otg";
 211 };
 212
 213 &usb1 {
 214         dr_mode = "host";
 215 };